.15(x-2)-.4(x+1)=.1(25)

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Solution for .15(x-2)-.4(x+1)=.1(25) equation:


.15(x-2)-.4(x+1)=.1(25)

We simplify the equation to the form, which is simple to understand
.15(x-2)-.4(x+1)=.1(25)

Reorder the terms in parentheses
+( + 0.15x-0.3)-.4*(x+1)=.1*(25)

Remove unnecessary parentheses
+ 0.15x-0.3-.4+*(+x+1+)=+.1+*(+25+)

Reorder the terms in parentheses
+ 0.15x-0.3+(-0.4x-0.4)=.1*(25)

Remove unnecessary parentheses
+ 0.15x-0.3-0.4x-0.4=+.1+*(+25+)

Reorder the terms in parentheses
+ 0.15x-0.3-0.4x-0.4=+(+2.5)

Remove unnecessary parentheses
+ 0.15x-0.3-0.4x-0.4=+2.5

We move all terms containing x to the left and all other terms to the right.
+ 0.15x-0.4x=+2.5 + 0.3 + 0.4

We simplify left and right side of the equation.
-0.25x=+3.2

We divide both sides of the equation by -0.25 to get x.
x=-12.8

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